DIN 17211 41CrAlMo7-4 Steel — Specifications & Listings

DIN 17211

41CrAlMo7-4 is a chromium-aluminium-molybdenum alloy steel developed primarily for nitriding applications requiring high surface hardness and wear resistance. The steel provides good core toughness and dimensional stability after nitriding treatment.

Category: Alloy Steel

Grade Details

Grade	DIN 17211 41CrAlMo7-4
Standard	DIN 17211
Description	41CrAlMo7-4 is a chromium-aluminium-molybdenum alloy steel developed primarily for nitriding applications requiring high surface hardness and wear resistance. The steel provides good core toughness and dimensional stability after nitriding treatment.
Applications	Used for nitrided shafts, gears, crankshafts, spindles, extrusion screws, and wear-resistant machine components.

Chemical Composition (%)

C	Si	Mn	Cr	Al	Mo	P	S
0.38-0.45	0.20-0.40	0.30-0.60	1.35-1.65	0.70-1.20	0.15-0.25	0.035 max	0.035 max

Mechanical Properties

tensile_strength	850-1050 MPa
yield_strength	650-850 MPa
elongation	10-14%
hardness	248-320 HB

Active DIN 17211 41CrAlMo7-4 Listings on M-EX

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